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ThinkPad Battery 55+ (6 Cell) and ThinkPad Battery 55++ (9 Cell) - Overview

ThinkPad Battery 55+, 55++

Features and specifications

The ThinkPad Battery 55+ (6 Cell) and ThinkPad Battery 55++ (9 Cell) are rechargeable system batteries that can be used as replacement for aging system batteries or as a convenient spare battery.

Combine the ThinkPad Battery 55+, or 55++ with the ThinkPad Battery 27+ (9 cell Slice) to provide an all-day-computing experience. For more information go to: www.lenovo.com/alldaycomputing

The ThinkPad Battery 55+ (6 Cell) (57Y4185) features:

  • Lithium-Ion (Li-Ion) technology
  • Six-cell, rechargeable system battery, 57Wh
  • Standard system battery specifications
  • Over-discharge protection
  • Compatible with the ThinkPad External Battery Charger

The ThinkPad Battery 55++ (9 Cell) (57Y4186) features:

  • Lithium-Ion (Li-Ion) technology
  • Nine-cell, rechargeable system battery, 94Wh
  • Standard system battery specifications
  • Over-discharge protection
  • Compatible with the ThinkPad External Battery Charger

Physical specifications

ThinkPad Battery 55+ (6 Cell) (57Y4185):

  • Approximate height: 20 mm (0.8 in)
  • Approximate width: 206 mm (8.2 in)
  • Approximate depth: 56 mm (2.2 in)
  • Weight: 0.34 kg (0.75 lb)

ThinkPad Battery 55++ (9 Cell) (57Y4186):

  • Approximate height: 21 mm (0.8 in)
  • Approximate width: 218 mm (8.6 in)
  • Approximate depth: 79 mm (3.1 in)
  • Weight: 0.50 kg (1.10 lb)

ThinkPad Battery 55+ (6 Cell) (57Y4185) packaged in a carton:

  • Approximate height: 48 mm (1.9 in)
  • Approximate width: 295 mm (11.6 in)
  • Approximate depth: 132 mm (5.2 in)
  • Weight: 0.46 kg (1.01 lb)

ThinkPad Battery 55++ (9 Cell) (57Y4186) packaged in a carton:

  • Approximate height: 48 mm (1.9 in)
  • Approximate width: 295 mm (11.6 in)
  • Approximate depth: 132 mm (5.2 in)
  • Weight: 0.63 kg (1.38 lb)

Operating environment
  • Temperature: 5 deg to 35 deg C (41 deg to 95 deg F)
  • Relative humidity: 8% to 95%
  • Shock: 50cm free drop
  • Vibration (Random RMS): 1.04 G (2 Hz to 200 Hz)

Warranty

1 year - Customer Replacement Unit (CRU) Service

  • Announce date: 30 Mar 2010 (Worldwide)
  • Availability date: 30 Mar 2010 (Worldwide)

Hardware compatibility
Systems
Machine - Models
ThinkPad L410, L412, L420, L421, L510, L512, L520
All
ThinkPad T410, T410i, T420, T510, T510i, T520
All
ThinkPad W510, W520
All

Notes:

Packaging
  • Battery
  • Publications

Agency approvals
CE MARK, UL/cUL, ACA/C-Tick, PSE, KC

Additional product information
Service parts - Part number listing for your product
Lenovo Support: Batteries: Reference Guide - A list of other batteries
Personal Systems Reference (PSREF) - Comprehensive information on the features and technical specifications of Lenovo products.
All Day Computing (www.lenovo.com/alldaycomputing) - Information on batteries, including estimated battery life, and power adapters


If you are unable to find what you are looking for, please do try the following options:
1. Lenovo Assisted Search
2. Product usage and general troubleshooting tips
3. Lenovo Support Forum
4. Technical Support Call Centre

Country Availability
AvailableWorldwide
Document ID : PD012652
Legacy Document ID : MIGR-75168
Last Updated :
Copyright © Lenovo 2013, all rights reserved
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